//打印的是ASCII值(0的ASCII码值为48)
#include<stdio.h>
//int main(){
  //  printf("%d\n",'0');
    //return 0;
//}


//打印字符0
//int main(){
 //printf("%c\n",'0');
 //return 0;
//}


//用%c打印ASCII码值
int main(){
    printf("%c\n",0);
    return 0;
}